Sweet potato, per 100 g: 86 kcal, 1.6 g protein, 20.1 g carbohydrate, 3 g fibre, 0.1 g fat. Figures are the USDA reference values for “Sweet potato, raw, unprepared (Includes foods for USDA's Food Distribution Program)”.
At 100 g it reaches the EU threshold to be called a source of vitamin a, potassium, copper. The table below gives the full composition, and every claim listed underneath is quoted from the EU register rather than written by us.
Nutritional value per 100 g
| Nutrient | Per 100 g | % NRV |
|---|---|---|
| Energy and macronutrients | ||
| Energy | 86 kcal | |
| Protein | 1.57 g | |
| Fat | 0.05 g | |
| of which saturates | 0.018 g | |
| of which monounsaturates | 0.001 g | |
| of which polyunsaturates | 0.014 g | |
| Carbohydrate | 20.1 g | |
| of which sugars | 4.18 g | |
| of which starch | 12.7 g | |
| Fibre | 3 g | |
| Water | 77.3 g | |
| Cholesterol | 0 mg | |
| Minerals | ||
| Calcium | 30 mg | 3.75% |
| Iron | 0.61 mg | 4.36% |
| Magnesium | 25 mg | 6.67% |
| Phosphorus | 47 mg | 6.71% |
| Potassium | 337 mg | 16.9% |
| Sodium | 55 mg | |
| Zinc | 0.3 mg | 3% |
| Copper | 0.151 mg | 15.1% |
| Manganese | 0.258 mg | 12.9% |
| Selenium | 0.6 µg | 1.09% |
| Vitamins | ||
| Vitamin A | 709 µg | 88.6% |
| Vitamin D | 0 µg | |
| Vitamin E | 0.26 mg | 2.17% |
| Vitamin K | 1.8 µg | 2.4% |
| Vitamin C | 2.4 mg | 3% |
| Thiamine (B1) | 0.078 mg | 7.09% |
| Riboflavin (B2) | 0.061 mg | 4.36% |
| Niacin (B3) | 0.557 mg | 3.48% |
| Pantothenic acid (B5) | 0.8 mg | 13.3% |
| Vitamin B6 | 0.209 mg | 14.9% |
| Folate | 11 µg | 5.5% |
| Vitamin B12 | 0 µg | |
% NRV is the nutrient reference value for an average adult, as set in Annex XIII of Regulation (EU) 1169/2011. A blank cell means no reference value is defined for that nutrient, not that it is unimportant.
What this food is a source of
This food reaches the legal threshold for the claims below. The wording is quoted exactly from the EU register of authorised health claims — we have not written or paraphrased any of it.
- Vitamin A contributes to the maintenance of normal vision
- Vitamin A contributes to the normal function of the immune system
- Vitamin A contributes to the maintenance of normal skin
- Potassium contributes to normal muscle function
- Potassium contributes to the maintenance of normal blood pressure
- Copper contributes to normal energy-yielding metabolism
- Copper contributes to the protection of cells from oxidative stress